Eternal Sacred King
Alternative: ESK / Eternal Saint King / 永恒圣王
Author(s): Snow-filled Bow Saber,雪满弓刀
Genre(s): Action, Xianxia
Type: Chinese Web Novel
Release: 2016
Status: Status in COO: 2310+ Chapters (Ongoing)

Description:

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.

He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!